<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>

<!--URL:-->
<form>
    <!--文本输入框-->
    <input type="text" value="默认输入的内容">
    <input type="color">
    <input type="password">
    <input type="button" value="注册">

    <input type="text" placeholder="用户名" maxlength="5">

    1   &nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;   2

    <br>

    <form action="">
        用户名: <input type="text" maxlength="10"><br>
        密&nbsp;&nbsp;&nbsp;码: <input type="password"><br>
        密&nbsp;&nbsp;&nbsp;码: <input type="password"><br>
        <input type="button" value="注册">
        <input type="submit">
        <input type="number">
    </form>


    <form action="">

        <label for="boy">男：</label>
        <input id="boy" type="radio" name="sex" checked>

        <label for="girl">女：</label>
        <input id="girl" type="radio" name="sex">

        <!--<input type="submit">-->
    </form>

    <form action="">

        <!--复选 多选-->
        <label for="coder">写代码</label>
        <input id="coder" type="checkbox" checked>
        玩游戏<input type="checkbox">
        设计<input type="checkbox">
        AI<input type="checkbox">

    </form>


    <select>
        <option>河北</option>
        <option value="">北京</option>
        <option selected>上海</option>
        <option>广州</option>
    </select>
<!--boolean -->

</form>

<button>按钮</button>


<div>
    <input type="text" placeholder="手机号">
    <input type="text" placeholder="验证码">
    <button>获取验证码</button>
    <br>
    <a href="other.html">登录</a>
</div>

<input type="text">

<!--多行文本输入-->
<textarea cols="5" rows="30"></textarea>



</body>
</html>